(0 18 8 7 1)(2 19 4)(3 11 5)(6 16 9)(10 14 12)(13 17 15)
ALLOWS (11/8)-SEQUENCE
1: (0 2 8)
(0 7 1)(2 18 8 19 4)(3 11 5)(6 16 9)(10 14 12)(13 17 15)
2: (4 8 19)
(0 7 1)(2 18 8)(3 11 5)(4)(6 16 9)(10 14 12)(13 17 15)(19)
3: (3 11 5)
(0 7 1)(2 18 8)(3)(4)(5)(6 16 9)(10 14 12)(11)(13 17 15)(19)
4: (6 16 9)
(0 7 1)(2 18 8)(3)(4)(5)(6)(9)(10 14 12)(11)(13 17 15)(16)(19)